Questions are taken from the course book 'Physics with modern physics', Richard Wolfson & J.
M. Pasachoff,
Questions from course book problem pages 40-41 : 10a, 23.
Also page 62 : 26, 28.
Question:
Taking Earth's orbit to be a circle of radius 1.5 × 10 8 km, determine the speed of Earth's
orbital motion in meters per second.
